From 9d4346bdbc6484a1814011315827c258509b483c Mon Sep 17 00:00:00 2001 From: Lang Yu Date: Mon, 23 May 2022 10:13:21 +0800 Subject: drm/amdgpu: add VPE 6.1.0 support Add skeleton driver code. (Ray) Add initial support for Video Processing Engine. (Lang) Signed-off-by: Huang Rui Signed-off-by: Lang Yu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/Makefile | 6 + drivers/gpu/drm/amd/amdgpu/amdgpu.h | 4 + drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c | 622 ++++++++++++++++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.h | 86 +++++ drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c | 272 ++++++++++++++ drivers/gpu/drm/amd/amdgpu/vpe_v6_1.h | 29 ++ 6 files changed, 1019 insertions(+) create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.h create mode 100644 drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c create mode 100644 drivers/gpu/drm/amd/amdgpu/vpe_v6_1.h diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile index 2a4d960b8347..58f01bfd57a7 100644 --- a/drivers/gpu/drm/amd/amdgpu/Makefile +++ b/drivers/gpu/drm/amd/amdgpu/Makefile @@ -214,6 +214,12 @@ amdgpu-y += \ jpeg_v4_0.o \ jpeg_v4_0_3.o +# add VPE block +amdgpu-y += \ + amdgpu_vpe.o \ + vpe_v6_1.o + +# # add ATHUB block amdgpu-y += \ athub_v1_0.o \ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index ea59243d06ab..54e9c46c59e3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -79,6 +79,7 @@ #include "amdgpu_vce.h" #include "amdgpu_vcn.h" #include "amdgpu_jpeg.h" +#include "amdgpu_vpe.h" #include "amdgpu_gmc.h" #include "amdgpu_gfx.h" #include "amdgpu_sdma.h" @@ -947,6 +948,9 @@ struct amdgpu_device { /* jpeg */ struct amdgpu_jpeg jpeg; + /* vpe */ + struct amdgpu_vpe vpe; + /* firmwares */ struct amdgpu_firmware firmware; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c new file mode 100644 index 000000000000..f573a44d5d87 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c @@ -0,0 +1,622 @@ +/* + * Copyright 2022 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include + +#include "amdgpu.h" +#include "amdgpu_ucode.h" +#include "amdgpu_vpe.h" +#include "soc15_common.h" +#include "vpe_v6_1.h" + +#define VPE_FW_NAME_LEN 64 + +#define AMDGPU_CSA_VPE_SIZE 64 +/* VPE CSA resides in the 4th page of CSA */ +#define AMDGPU_CSA_VPE_OFFSET (4096 * 3) + +static void vpe_set_ring_funcs(struct amdgpu_device *adev); + +int amdgpu_vpe_init_microcode(struct amdgpu_vpe *vpe) +{ + struct amdgpu_device *adev = vpe->ring.adev; + const struct vpe_firmware_header_v1_0 *vpe_hdr; + char fw_name[VPE_FW_NAME_LEN]; + char fw_prefix[VPE_FW_NAME_LEN]; + int ret; + + amdgpu_ucode_ip_version_decode(adev, VPE_HWIP, fw_prefix, sizeof(fw_prefix)); + snprintf(fw_name, sizeof(fw_name), "amdgpu/%s.bin", fw_prefix); + + ret = amdgpu_ucode_request(adev, &adev->vpe.fw, fw_name); + if (ret) + goto out; + + vpe_hdr = (const struct vpe_firmware_header_v1_0 *)adev->vpe.fw->data; + adev->vpe.fw_version = le32_to_cpu(vpe_hdr->header.ucode_version); + adev->vpe.feature_version = le32_to_cpu(vpe_hdr->ucode_feature_version); + + return 0; +out: + dev_err(adev->dev, "fail to initialize vpe microcode\n"); + release_firmware(adev->vpe.fw); + adev->vpe.fw = NULL; + return ret; +} + +int amdgpu_vpe_ring_init(struct amdgpu_vpe *vpe) +{ + struct amdgpu_device *adev = container_of(vpe, struct amdgpu_device, vpe); + struct amdgpu_ring *ring = &vpe->ring; + int ret; + + ring->ring_obj = NULL; + ring->use_doorbell = true; + ring->vm_hub = AMDGPU_MMHUB0(0); + ring->doorbell_index = (adev->doorbell_index.vpe_ring << 1); + snprintf(ring->name, 4, "vpe"); + + ret = amdgpu_ring_init(adev, ring, 1024, &vpe->trap_irq, 0, + AMDGPU_RING_PRIO_DEFAULT, NULL); + if (ret) + return ret; + + return 0; +} + +int amdgpu_vpe_ring_fini(struct amdgpu_vpe *vpe) +{ + amdgpu_ring_fini(&vpe->ring); + + return 0; +} + +static int vpe_early_init(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_vpe *vpe = &adev->vpe; + + switch (adev->ip_versions[VPE_HWIP][0]) { + case IP_VERSION(6, 1, 0): + vpe_v6_1_set_funcs(vpe); + break; + default: + return -EINVAL; + } + + vpe_set_ring_funcs(adev); + vpe_set_regs(vpe); + + return 0; +} + +static int vpe_sw_init(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_vpe *vpe = &adev->vpe; + int ret; + + ret = vpe_irq_init(vpe); + if (ret) + goto out; + + ret = vpe_ring_init(vpe); + if (ret) + goto out; + + ret = vpe_init_microcode(vpe); + if (ret) + goto out; +out: + return ret; +} + +static int vpe_sw_fini(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_vpe *vpe = &adev->vpe; + + release_firmware(vpe->fw); + vpe->fw = NULL; + + vpe_ring_fini(vpe); + + return 0; +} + +static int vpe_hw_init(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_vpe *vpe = &adev->vpe; + int ret; + + ret = vpe_load_microcode(vpe); + if (ret) + return ret; + + ret = vpe_ring_start(vpe); + if (ret) + return ret; + + return 0; +} + +static int vpe_hw_fini(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_vpe *vpe = &adev->vpe; + + vpe_ring_stop(vpe); + + return 0; +} + +static int vpe_suspend(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + return vpe_hw_fini(adev); +} + +static int vpe_resume(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + return vpe_hw_init(adev); +} + +static void vpe_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) +{ + int i; + + amdgpu_ring_write(ring, ring->funcs->nop | + VPE_CMD_NOP_HEADER_COUNT(count - 1)); + + for (i = 0; i < count - 1; i++) + amdgpu_ring_write(ring, 0); +} + +static void vpe_ring_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib) +{ + uint32_t pad_count; + int i; + + pad_count = (-ib->length_dw) & 0x7; + + ib->ptr[ib->length_dw++] = ring->funcs->nop | + VPE_CMD_NOP_HEADER_COUNT(pad_count - 1); + + for (i = 0; i < pad_count - 1; i++) + ib->ptr[ib->length_dw++] = 0; + +} + +static uint64_t vpe_get_csa_mc_addr(struct amdgpu_ring *ring, uint32_t vmid) +{ + struct amdgpu_device *adev = ring->adev; + uint32_t index = 0; + uint64_t csa_mc_addr; + + if (amdgpu_sriov_vf(adev) || vmid == 0 || !amdgpu_mcbp) + return 0; + + csa_mc_addr = amdgpu_csa_vaddr(adev) + AMDGPU_CSA_VPE_OFFSET + + index * AMDGPU_CSA_VPE_SIZE; + + return csa_mc_addr; +} + +static void vpe_ring_emit_ib(struct amdgpu_ring *ring, + struct amdgpu_job *job, + struct amdgpu_ib *ib, + uint32_t flags) +{ + uint32_t vmid = AMDGPU_JOB_GET_VMID(job); + uint64_t csa_mc_addr = vpe_get_csa_mc_addr(ring, vmid); + + /* IB packet must end on a 8 DW boundary */ + vpe_ring_insert_nop(ring, (2 - lower_32_bits(ring->wptr)) & 7); + + amdgpu_ring_write(ring, VPE_CMD_HEADER(VPE_CMD_OPCODE_INDIRECT, 0) | + VPE_CMD_INDIRECT_HEADER_VMID(vmid & 0xf)); + + /* base must be 32 byte aligned */ + amdgpu_ring_write(ring, ib->gpu_addr & 0xffffffe0); + amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); + amdgpu_ring_write(ring, ib->length_dw); + amdgpu_ring_write(ring, lower_32_bits(csa_mc_addr)); + amdgpu_ring_write(ring, upper_32_bits(csa_mc_addr)); +} + +static void vpe_ring_emit_fence(struct amdgpu_ring *ring, uint64_t addr, + uint64_t seq, unsigned int flags) +{ + int i = 0; + + do { + /* write the fence */ + amdgpu_ring_write(ring, VPE_CMD_HEADER(VPE_CMD_OPCODE_FENCE, 0)); + /* zero in first two bits */ + WARN_ON_ONCE(addr & 0x3); + amdgpu_ring_write(ring, lower_32_bits(addr)); + amdgpu_ring_write(ring, upper_32_bits(addr)); + amdgpu_ring_write(ring, i == 0 ? lower_32_bits(seq) : upper_32_bits(seq)); + addr += 4; + } while ((flags & AMDGPU_FENCE_FLAG_64BIT) && (i++ < 1)); + + if (flags & AMDGPU_FENCE_FLAG_INT) { + /* generate an interrupt */ + amdgpu_ring_write(ring, VPE_CMD_HEADER(VPE_CMD_OPCODE_TRAP, 0)); + amdgpu_ring_write(ring, 0); + } + +} + +static void vpe_ring_emit_pipeline_sync(struct amdgpu_ring *ring) +{ + uint32_t seq = ring->fence_drv.sync_seq; + uint64_t addr = ring->fence_drv.gpu_addr; + + /* wait for idle */ + amdgpu_ring_write(ring, VPE_CMD_HEADER(VPE_CMD_OPCODE_POLL_REGMEM, + VPE_POLL_REGMEM_SUBOP_REGMEM) | + VPE_CMD_POLL_REGMEM_HEADER_FUNC(3) | /* equal */ + VPE_CMD_POLL_REGMEM_HEADER_MEM(1)); + amdgpu_ring_write(ring, addr & 0xfffffffc); + amdgpu_ring_write(ring, upper_32_bits(addr)); + amdgpu_ring_write(ring, seq); /* reference */ + amdgpu_ring_write(ring, 0xffffffff); /* mask */ + amdgpu_ring_write(ring, VPE_CMD_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | + VPE_CMD_POLL_REGMEM_DW5_INTERVAL(4)); +} + +static void vpe_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val) +{ + amdgpu_ring_write(ring, VPE_CMD_HEADER(VPE_CMD_OPCODE_REG_WRITE, 0)); + amdgpu_ring_write(ring, reg << 2); + amdgpu_ring_write(ring, val); +} + +static void vpe_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg, + uint32_t val, uint32_t mask) +{ + amdgpu_ring_write(ring, VPE_CMD_HEADER(VPE_CMD_OPCODE_POLL_REGMEM, + VPE_POLL_REGMEM_SUBOP_REGMEM) | + VPE_CMD_POLL_REGMEM_HEADER_FUNC(3) | /* equal */ + VPE_CMD_POLL_REGMEM_HEADER_MEM(0)); + amdgpu_ring_write(ring, reg << 2); + amdgpu_ring_write(ring, 0); + amdgpu_ring_write(ring, val); /* reference */ + amdgpu_ring_write(ring, mask); /* mask */ + amdgpu_ring_write(ring, VPE_CMD_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | + VPE_CMD_POLL_REGMEM_DW5_INTERVAL(10)); +} + +static void vpe_ring_emit_vm_flush(struct amdgpu_ring *ring, unsigned int vmid, + uint64_t pd_addr) +{ + amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); +} + +static unsigned int vpe_ring_init_cond_exec(struct amdgpu_ring *ring) +{ + unsigned int ret; + + amdgpu_ring_write(ring, VPE_CMD_HEADER(VPE_CMD_OPCODE_COND_EXE, 0)); + amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr)); + amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr)); + amdgpu_ring_write(ring, 1); + ret = ring->wptr & ring->buf_mask;/* this is the offset we need patch later */ + amdgpu_ring_write(ring, 0x55aa55aa);/* insert dummy here and patch it later */ + + return ret; +} + +static void vpe_ring_patch_cond_exec(struct amdgpu_ring *ring, unsigned int offset) +{ + unsigned int cur; + + WARN_ON_ONCE(offset > ring->buf_mask); + WARN_ON_ONCE(ring->ring[offset] != 0x55aa55aa); + + cur = (ring->wptr - 1) & ring->buf_mask; + if (cur > offset) + ring->ring[offset] = cur - offset; + else + ring->ring[offset] = (ring->buf_mask + 1) - offset + cur; +} + +static int vpe_ring_preempt_ib(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + struct amdgpu_vpe *vpe = &adev->vpe; + uint32_t preempt_reg = vpe->regs.queue0_preempt; + int i, r = 0; + + /* assert preemption condition */ + amdgpu_ring_set_preempt_cond_exec(ring, false); + + /* emit the trailing fence */ + ring->trail_seq += 1; + amdgpu_ring_alloc(ring, 10); + vpe_ring_emit_fence(ring, ring->trail_fence_gpu_addr, ring->trail_seq, 0); + amdgpu_ring_commit(ring); + + /* assert IB preemption */ + WREG32(vpe_get_reg_offset(vpe, ring->me, preempt_reg), 1); + + /* poll the trailing fence */ + for (i = 0; i < adev->usec_timeout; i++) { + if (ring->trail_seq == + le32_to_cpu(*(ring->trail_fence_cpu_addr))) + break; + udelay(1); + } + + if (i >= adev->usec_timeout) { + r = -EINVAL; + dev_err(adev->dev, "ring %d failed to be preempted\n", ring->idx); + } + + /* deassert IB preemption */ + WREG32(vpe_get_reg_offset(vpe, ring->me, preempt_reg), 0); + + /* deassert the preemption condition */ + amdgpu_ring_set_preempt_cond_exec(ring, true); + + return r; +} + +static int vpe_set_clockgating_state(void *handle, + enum amd_clockgating_state state) +{ + return 0; +} + +static int vpe_set_powergating_state(void *handle, + enum amd_powergating_state state) +{ + return 0; +} + +static uint64_t vpe_ring_get_rptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + struct amdgpu_vpe *vpe = &adev->vpe; + uint64_t rptr; + + if (ring->use_doorbell) { + rptr = atomic64_read((atomic64_t *)ring->rptr_cpu_addr); + dev_dbg(adev->dev, "rptr/doorbell before shift == 0x%016llx\n", rptr); + } else { + rptr = RREG32(vpe_get_reg_offset(vpe, ring->me, vpe->regs.queue0_rb_rptr_hi)); + rptr = rptr << 32; + rptr |= RREG32(vpe_get_reg_offset(vpe, ring->me, vpe->regs.queue0_rb_rptr_lo)); + dev_dbg(adev->dev, "rptr before shift [%i] == 0x%016llx\n", ring->me, rptr); + } + + return (rptr >> 2); +} + +static uint64_t vpe_ring_get_wptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + struct amdgpu_vpe *vpe = &adev->vpe; + uint64_t wptr; + + if (ring->use_doorbell) { + wptr = atomic64_read((atomic64_t *)ring->wptr_cpu_addr); + dev_dbg(adev->dev, "wptr/doorbell before shift == 0x%016llx\n", wptr); + } else { + wptr = RREG32(vpe_get_reg_offset(vpe, ring->me, vpe->regs.queue0_rb_wptr_hi)); + wptr = wptr << 32; + wptr |= RREG32(vpe_get_reg_offset(vpe, ring->me, vpe->regs.queue0_rb_wptr_lo)); + dev_dbg(adev->dev, "wptr before shift [%i] == 0x%016llx\n", ring->me, wptr); + } + + return (wptr >> 2); +} + +static void vpe_ring_set_wptr(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + struct amdgpu_vpe *vpe = &adev->vpe; + + if (ring->use_doorbell) { + dev_dbg(adev->dev, "Using doorbell, \ + wptr_offs == 0x%08x, \ + lower_32_bits(ring->wptr) << 2 == 0x%08x, \ + upper_32_bits(ring->wptr) << 2 == 0x%08x\n", + ring->wptr_offs, + lower_32_bits(ring->wptr << 2), + upper_32_bits(ring->wptr << 2)); + atomic64_set((atomic64_t *)ring->wptr_cpu_addr, ring->wptr << 2); + WDOORBELL64(ring->doorbell_index, ring->wptr << 2); + } else { + dev_dbg(adev->dev, "Not using doorbell, \ + regVPEC_QUEUE0_RB_WPTR == 0x%08x, \ + regVPEC_QUEUE0_RB_WPTR_HI == 0x%08x\n", + lower_32_bits(ring->wptr << 2), + upper_32_bits(ring->wptr << 2)); + WREG32(vpe_get_reg_offset(vpe, ring->me, vpe->regs.queue0_rb_wptr_lo), + lower_32_bits(ring->wptr << 2)); + WREG32(vpe_get_reg_offset(vpe, ring->me, vpe->regs.queue0_rb_wptr_hi), + upper_32_bits(ring->wptr << 2)); + } +} + +static int vpe_ring_test_ring(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + const uint32_t test_pattern = 0xdeadbeef; + uint32_t index, i; + uint64_t wb_addr; + int ret; + + ret = amdgpu_device_wb_get(adev, &index); + if (ret) { + dev_err(adev->dev, "(%d) failed to allocate wb slot\n", ret); + return ret; + } + + adev->wb.wb[index] = 0; + wb_addr = adev->wb.gpu_addr + (index * 4); + + ret = amdgpu_ring_alloc(ring, 4); + if (ret) { + dev_err(adev->dev, "amdgpu: dma failed to lock ring %d (%d).\n", ring->idx, ret); + goto out; + } + + amdgpu_ring_write(ring, VPE_CMD_HEADER(VPE_CMD_OPCODE_FENCE, 0)); + amdgpu_ring_write(ring, lower_32_bits(wb_addr)); + amdgpu_ring_write(ring, upper_32_bits(wb_addr)); + amdgpu_ring_write(ring, test_pattern); + amdgpu_ring_commit(ring); + + for (i = 0; i < adev->usec_timeout; i++) { + if (le32_to_cpu(adev->wb.wb[index]) == test_pattern) + goto out; + udelay(1); + } + + ret = -ETIMEDOUT; +out: + amdgpu_device_wb_free(adev, index); + + return ret; +} + +static int vpe_ring_test_ib(struct amdgpu_ring *ring, long timeout) +{ + struct amdgpu_device *adev = ring->adev; + const uint32_t test_pattern = 0xdeadbeef; + struct amdgpu_ib ib = {}; + struct dma_fence *f = NULL; + uint32_t index; + uint64_t wb_addr; + int ret; + + ret = amdgpu_device_wb_get(adev, &index); + if (ret) { + dev_err(adev->dev, "(%d) failed to allocate wb slot\n", ret); + return ret; + } + + adev->wb.wb[index] = 0; + wb_addr = adev->wb.gpu_addr + (index * 4); + + ret = amdgpu_ib_get(adev, NULL, 256, AMDGPU_IB_POOL_DIRECT, &ib); + if (ret) + goto err0; + + ib.ptr[0] = VPE_CMD_HEADER(VPE_CMD_OPCODE_FENCE, 0); + ib.ptr[1] = lower_32_bits(wb_addr); + ib.ptr[2] = upper_32_bits(wb_addr); + ib.ptr[3] = test_pattern; + ib.ptr[4] = VPE_CMD_HEADER(VPE_CMD_OPCODE_NOP, 0); + ib.ptr[5] = VPE_CMD_HEADER(VPE_CMD_OPCODE_NOP, 0); + ib.ptr[6] = VPE_CMD_HEADER(VPE_CMD_OPCODE_NOP, 0); + ib.ptr[7] = VPE_CMD_HEADER(VPE_CMD_OPCODE_NOP, 0); + ib.length_dw = 8; + + ret = amdgpu_ib_schedule(ring, 1, &ib, NULL, &f); + if (ret) + goto err1; + + ret = dma_fence_wait_timeout(f, false, timeout); + if (ret <= 0) { + ret = ret ? : -ETIMEDOUT; + goto err1; + } + + ret = (le32_to_cpu(adev->wb.wb[index]) == test_pattern) ? 0 : -EINVAL; + +err1: + amdgpu_ib_free(adev, &ib, NULL); + dma_fence_put(f); +err0: + amdgpu_device_wb_free(adev, index); + + return ret; +} + +static const struct amdgpu_ring_funcs vpe_ring_funcs = { + .type = AMDGPU_RING_TYPE_VPE, + .align_mask = 0xf, + .nop = VPE_CMD_HEADER(VPE_CMD_OPCODE_NOP, 0), + .support_64bit_ptrs = true, + .get_rptr = vpe_ring_get_rptr, + .get_wptr = vpe_ring_get_wptr, + .set_wptr = vpe_ring_set_wptr, + .emit_frame_size = + 5 + /* vpe_ring_init_cond_exec */ + 6 + /* vpe_ring_emit_pipeline_sync */ + 10 + 10 + 10 + /* vpe_ring_emit_fence */ + /* vpe_ring_emit_vm_flush */ + SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + + SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 6, + .emit_ib_size = 7 + 6, + .emit_ib = vpe_ring_emit_ib, + .emit_pipeline_sync = vpe_ring_emit_pipeline_sync, + .emit_fence = vpe_ring_emit_fence, + .emit_vm_flush = vpe_ring_emit_vm_flush, + .emit_wreg = vpe_ring_emit_wreg, + .emit_reg_wait = vpe_ring_emit_reg_wait, + .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, + .insert_nop = vpe_ring_insert_nop, + .pad_ib = vpe_ring_pad_ib, + .test_ring = vpe_ring_test_ring, + .test_ib = vpe_ring_test_ib, + .init_cond_exec = vpe_ring_init_cond_exec, + .patch_cond_exec = vpe_ring_patch_cond_exec, + .preempt_ib = vpe_ring_preempt_ib, +}; + +static void vpe_set_ring_funcs(struct amdgpu_device *adev) +{ + adev->vpe.ring.funcs = &vpe_ring_funcs; +} + +const struct amd_ip_funcs vpe_ip_funcs = { + .name = "vpe_v6_1", + .early_init = vpe_early_init, + .late_init = NULL, + .sw_init = vpe_sw_init, + .sw_fini = vpe_sw_fini, + .hw_init = vpe_hw_init, + .hw_fini = vpe_hw_fini, + .suspend = vpe_suspend, + .resume = vpe_resume, + .soft_reset = NULL, + .set_clockgating_state = vpe_set_clockgating_state, + .set_powergating_state = vpe_set_powergating_state, +}; + +const struct amdgpu_ip_block_version vpe_v6_1_ip_block = { + .type = AMD_IP_BLOCK_TYPE_VPE, + .major = 6, + .minor = 1, + .rev = 0, + .funcs = &vpe_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.h new file mode 100644 index 000000000000..010fa7f308fd --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.h @@ -0,0 +1,86 @@ +/* + * Copyright 2022 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __AMDGPU_VPE_H__ +#define __AMDGPU_VPE_H__ + +#include "amdgpu_ring.h" +#include "amdgpu_irq.h" +#include "vpe_6_1_fw_if.h" + +struct amdgpu_vpe; + +struct vpe_funcs { + uint32_t (*get_reg_offset)(struct amdgpu_vpe *vpe, uint32_t inst, uint32_t offset); + void (*set_regs)(struct amdgpu_vpe *vpe); + int (*irq_init)(struct amdgpu_vpe *vpe); + int (*init_microcode)(struct amdgpu_vpe *vpe); + int (*load_microcode)(struct amdgpu_vpe *vpe); + int (*ring_init)(struct amdgpu_vpe *vpe); + int (*ring_start)(struct amdgpu_vpe *vpe); + int (*ring_stop)(struct amdgpu_vpe *vpe); + int (*ring_fini)(struct amdgpu_vpe *vpe); +}; + +struct vpe_regs { + uint32_t queue0_rb_rptr_lo; + uint32_t queue0_rb_rptr_hi; + uint32_t queue0_rb_wptr_lo; + uint32_t queue0_rb_wptr_hi; + uint32_t queue0_preempt; +}; + +struct amdgpu_vpe { + struct amdgpu_ring ring; + struct amdgpu_irq_src trap_irq; + + const struct vpe_funcs *funcs; + struct vpe_regs regs; + + const struct firmware *fw; + uint32_t fw_version; + uint32_t feature_version; +}; + +int amdgpu_vpe_init_microcode(struct amdgpu_vpe *vpe); +int amdgpu_vpe_ring_init(struct amdgpu_vpe *vpe); +int amdgpu_vpe_ring_fini(struct amdgpu_vpe *vpe); + +#define vpe_ring_init(vpe) ((vpe)->funcs->ring_init ? (vpe)->funcs->ring_init((vpe)) : 0) +#define vpe_ring_start(vpe) ((vpe)->funcs->ring_start ? (vpe)->funcs->ring_start((vpe)) : 0) +#define vpe_ring_stop(vpe) ((vpe)->funcs->ring_stop ? (vpe)->funcs->ring_stop((vpe)) : 0) +#define vpe_ring_fini(vpe) ((vpe)->funcs->ring_fini ? (vpe)->funcs->ring_fini((vpe)) : 0) + +#define vpe_get_reg_offset(vpe, inst, offset) \ + ((vpe)->funcs->get_reg_offset ? (vpe)->funcs->get_reg_offset((vpe), (inst), (offset)) : 0) +#define vpe_set_regs(vpe) \ + ((vpe)->funcs->set_regs ? (vpe)->funcs->set_regs((vpe)) : 0) +#define vpe_irq_init(vpe) \ + ((vpe)->funcs->irq_init ? (vpe)->funcs->irq_init((vpe)) : 0) +#define vpe_init_microcode(vpe) \ + ((vpe)->funcs->init_microcode ? (vpe)->funcs->init_microcode((vpe)) : 0) +#define vpe_load_microcode(vpe) \ + ((vpe)->funcs->load_microcode ? (vpe)->funcs->load_microcode((vpe)) : 0) + +extern const struct amdgpu_ip_block_version vpe_v6_1_ip_block; + +#endif diff --git a/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c b/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c new file mode 100644 index 000000000000..1a483d38e70d --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c @@ -0,0 +1,272 @@ +/* + * Copyright 2022 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include + +#include "amdgpu.h" +#include "amdgpu_ucode.h" +#include "amdgpu_vpe.h" +#include "vpe_v6_1.h" +#include "soc15_common.h" +#include "ivsrcid/vpe/irqsrcs_vpe_6_1.h" +#include "vpe/vpe_6_1_0_offset.h" +#include "vpe/vpe_6_1_0_sh_mask.h" + +MODULE_FIRMWARE("amdgpu/vpe_6_1_0.bin"); + +#define VPE_THREAD1_UCODE_OFFSET 0x8000 + +static uint32_t vpe_v6_1_get_reg_offset(struct amdgpu_vpe *vpe, uint32_t inst, uint32_t offset) +{ + uint32_t base; + + base = vpe->ring.adev->reg_offset[VPE_HWIP][0][0]; + + return base + offset; +} + +static void vpe_v6_1_halt(struct amdgpu_vpe *vpe, bool halt) +{ + struct amdgpu_device *adev = vpe->ring.adev; + uint32_t f32_cntl; + + f32_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_F32_CNTL)); + f32_cntl = REG_SET_FIELD(f32_cntl, VPEC_F32_CNTL, HALT, halt ? 1 : 0); + f32_cntl = REG_SET_FIELD(f32_cntl, VPEC_F32_CNTL, TH1_RESET, halt ? 1 : 0); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_F32_CNTL), f32_cntl); +} + +static int vpe_v6_1_irq_init(struct amdgpu_vpe *vpe) +{ + struct amdgpu_device *adev = container_of(vpe, struct amdgpu_device, vpe); + int ret; + + ret = amdgpu_irq_add_id(adev, SOC21_IH_CLIENTID_VPE, + VPE_6_1_SRCID__VPE_TRAP, + &adev->vpe.trap_irq); + if (ret) + return ret; + + return 0; +} + +static int vpe_v6_1_load_microcode(struct amdgpu_vpe *vpe) +{ + struct amdgpu_device *adev = vpe->ring.adev; + const struct vpe_firmware_header_v1_0 *vpe_hdr; + const __le32 *data; + uint32_t ucode_offset[2], ucode_size[2]; + uint32_t i, size_dw; + uint32_t ret; + + // disable UMSCH_INT_ENABLE + ret = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_CNTL)); + ret = REG_SET_FIELD(ret, VPEC_CNTL, UMSCH_INT_ENABLE, 0); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_CNTL), ret); + + vpe_hdr = (const struct vpe_firmware_header_v1_0 *)adev->vpe.fw->data; + + /* Thread 0(command thread) ucode offset/size */ + ucode_offset[0] = le32_to_cpu(vpe_hdr->header.ucode_array_offset_bytes); + ucode_size[0] = le32_to_cpu(vpe_hdr->ctx_ucode_size_bytes); + /* Thread 1(control thread) ucode offset/size */ + ucode_offset[1] = le32_to_cpu(vpe_hdr->ctl_ucode_offset); + ucode_size[1] = le32_to_cpu(vpe_hdr->ctl_ucode_size_bytes); + + vpe_v6_1_halt(vpe, true); + + for (i = 0; i < 2; i++) { + if (i > 0) + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_UCODE_ADDR), VPE_THREAD1_UCODE_OFFSET); + else + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_UCODE_ADDR), 0); + + data = (const __le32 *)(adev->vpe.fw->data + ucode_offset[i]); + size_dw = ucode_size[i] / sizeof(__le32); + + while (size_dw--) { + if (amdgpu_emu_mode && size_dw % 500 == 0) + msleep(1); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_UCODE_DATA), le32_to_cpup(data++)); + } + + } + + vpe_v6_1_halt(vpe, false); + + return 0; +} + +static int vpe_v6_1_ring_start(struct amdgpu_vpe *vpe) +{ + struct amdgpu_ring *ring = &vpe->ring; + struct amdgpu_device *adev = ring->adev; + uint32_t rb_bufsz, rb_cntl; + uint32_t ib_cntl; + uint32_t doorbell, doorbell_offset; + int ret; + + rb_bufsz = order_base_2(ring->ring_size / 4); + rb_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_CNTL)); + rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RB_SIZE, rb_bufsz); + rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RB_PRIV, 1); + rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RB_VMID, 0); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_CNTL), rb_cntl); + + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_RPTR), 0); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_RPTR_HI), 0); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_WPTR), 0); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_WPTR_HI), 0); + + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_RPTR_ADDR_LO), + lower_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFC); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_RPTR_ADDR_HI), + upper_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFF); + + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_BASE), ring->gpu_addr >> 8); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_BASE_HI), ring->gpu_addr >> 40); + + ring->wptr = 0; + + /* before programing wptr to a less value, need set minor_ptr_update first */ + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_MINOR_PTR_UPDATE), 1); + + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_WPTR), lower_32_bits(ring->wptr) << 2); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_WPTR_HI), upper_32_bits(ring->wptr) << 2); + + /* set minor_ptr_update to 0 after wptr programed */ + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_MINOR_PTR_UPDATE), 0); + + doorbell = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_DOORBELL)); + doorbell_offset = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_DOORBELL_OFFSET)); + + doorbell = REG_SET_FIELD(doorbell, VPEC_QUEUE0_DOORBELL, ENABLE, ring->use_doorbell ? 1 : 0); + doorbell_offset = REG_SET_FIELD(doorbell_offset, VPEC_QUEUE0_DOORBELL_OFFSET, OFFSET, ring->doorbell_index); + + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_DOORBELL), doorbell); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_DOORBELL_OFFSET), doorbell_offset); + + adev->nbio.funcs->vpe_doorbell_range(adev, 0, ring->use_doorbell, ring->doorbell_index, 2); + + rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RPTR_WRITEBACK_ENABLE, 1); + rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RB_ENABLE, 1); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_CNTL), rb_cntl); + + ib_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_IB_CNTL)); + ib_cntl = REG_SET_FIELD(ib_cntl, VPEC_QUEUE0_IB_CNTL, IB_ENABLE, 1); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_IB_CNTL), ib_cntl); + + ring->sched.ready = true; + + ret = amdgpu_ring_test_helper(ring); + if (ret) { + ring->sched.ready = false; + return ret; + } + + return 0; +} + +static int vpe_v_6_1_ring_stop(struct amdgpu_vpe *vpe) +{ + struct amdgpu_device *adev = vpe->ring.adev; + uint32_t rb_cntl, ib_cntl; + + rb_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_CNTL)); + rb_cntl = REG_SET_FIELD(rb_cntl, VPEC_QUEUE0_RB_CNTL, RB_ENABLE, 0); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_RB_CNTL), rb_cntl); + + ib_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_IB_CNTL)); + ib_cntl = REG_SET_FIELD(ib_cntl, VPEC_QUEUE0_IB_CNTL, IB_ENABLE, 0); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_QUEUE0_IB_CNTL), ib_cntl); + + vpe->ring.sched.ready = false; + + return 0; +} + +static int vpe_v6_1_set_trap_irq_state(struct amdgpu_device *adev, + struct amdgpu_irq_src *source, + unsigned int type, + enum amdgpu_interrupt_state state) +{ + struct amdgpu_vpe *vpe = &adev->vpe; + uint32_t vpe_cntl; + + vpe_cntl = RREG32(vpe_get_reg_offset(vpe, 0, regVPEC_CNTL)); + vpe_cntl = REG_SET_FIELD(vpe_cntl, VPEC_CNTL, TRAP_ENABLE, + state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0); + WREG32(vpe_get_reg_offset(vpe, 0, regVPEC_CNTL), vpe_cntl); + + return 0; +} + +static int vpe_v6_1_process_trap_irq(struct amdgpu_device *adev, + struct amdgpu_irq_src *source, + struct amdgpu_iv_entry *entry) +{ + + dev_dbg(adev->dev, "IH: VPE trap\n"); + + switch (entry->client_id) { + case SOC21_IH_CLIENTID_VPE: + amdgpu_fence_process(&adev->vpe.ring); + break; + default: + break; + } + + return 0; +} + +static void vpe_v6_1_set_regs(struct amdgpu_vpe *vpe) +{ + vpe->regs.queue0_rb_rptr_lo = regVPEC_QUEUE0_RB_RPTR; + vpe->regs.queue0_rb_rptr_hi = regVPEC_QUEUE0_RB_RPTR_HI; + vpe->regs.queue0_rb_wptr_lo = regVPEC_QUEUE0_RB_WPTR; + vpe->regs.queue0_rb_wptr_hi = regVPEC_QUEUE0_RB_WPTR_HI; + vpe->regs.queue0_preempt = regVPEC_QUEUE0_PREEMPT; +} + +static const struct vpe_funcs vpe_v6_1_funcs = { + .get_reg_offset = vpe_v6_1_get_reg_offset, + .set_regs = vpe_v6_1_set_regs, + .irq_init = vpe_v6_1_irq_init, + .init_microcode = amdgpu_vpe_init_microcode, + .load_microcode = vpe_v6_1_load_microcode, + .ring_init = amdgpu_vpe_ring_init, + .ring_start = vpe_v6_1_ring_start, + .ring_stop = vpe_v_6_1_ring_stop, + .ring_fini = amdgpu_vpe_ring_fini, +}; + +static const struct amdgpu_irq_src_funcs vpe_v6_1_trap_irq_funcs = { + .set = vpe_v6_1_set_trap_irq_state, + .process = vpe_v6_1_process_trap_irq, +}; + +void vpe_v6_1_set_funcs(struct amdgpu_vpe *vpe) +{ + vpe->funcs = &vpe_v6_1_funcs; + vpe->trap_irq.funcs = &vpe_v6_1_trap_irq_funcs; +} diff --git a/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.h b/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.h new file mode 100644 index 000000000000..a9bea7905a77 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.h @@ -0,0 +1,29 @@ +/* + * Copyright 2022 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#ifndef __VPE_V6_1_H__ +#define __VPE_V6_1_H__ + +#include "amdgpu_vpe.h" + +void vpe_v6_1_set_funcs(struct amdgpu_vpe *vpe); + +#endif -- cgit v1.2.3